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Schools›Guam›DEDEDO
SCHOOL COMMUNITY·GUAM DEPARTMENT OF EDUCATION·NCES 660000200043

ASTUMBO ELEMENTARY SCHOOL

255 CHALAN HACHON, DEDEDO, GU 96929 · (671) 635-4363 · Guam
GRADES PK–05ELEMENTARY22-SUBURBREGULAR SCHOOL376 STUDENTS
Enrollment
376
Elementary
DISTRICT 398 · STATE 412
Student : Teacher
14.5:1
26 FTE teachers
DISTRICT 15.5:1 · STATE 15.5:1
Free / Reduced Lunch
,
Title I proxy
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Pre-K267%
Kindergarten4813%
Grade 14813%
Grade 26216%
Grade 36216%
Grade 46317%
Grade 56718%

This year's kindergarten class (48) is 28% smaller than its 5th grade class (67).

Student demographics
47%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 45% · STATE 47% · US 70%
White
21%
DISTRICT 0% · STATE 0% · US 43%
Asian
8523%
DISTRICT 20% · STATE 21% · US 6%
Two+
298%
DISTRICT 8% · STATE 8% · US 5%
Native American
10%
DISTRICT 0% · STATE 0% · US 1%
Pacific Islander
25969%
DISTRICT 71% · STATE 67% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
19953%
Female
17747%

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4-year change

SY 2020-21 vs SY 2024-25
Enrollment
376
-99 (-21%) vs 2020
Student : Teacher
14.5:1
was 12.8:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-253762614.5:1N/A
2020-214753712.8:1N/A
2017-185834812.2:195% (555)
2015-165814911.9:199% (575)
Source: NCES Common Core of Data. Rows are the federal collections on file for ASTUMBO ELEMENTARY SCHOOL.

Since 2017-18: students down 36% (583 to 376); teachers down 46% (48 to 26).

About ASTUMBO ELEMENTARY SCHOOL

As a medium-sized elementary school, ASTUMBO ELEMENTARY SCHOOL serves students in DEDEDO, Guam. The grade span is pre-K through 5, and enrollment is 376 students.

ASTUMBO ELEMENTARY SCHOOL reports to Guam Department of Education, which has 41 schools and 23,413 students.

Pacific Islander students account for 69% of enrollment at ASTUMBO ELEMENTARY SCHOOL. Other groups make up 23% Asian and 8% multiracial. ASTUMBO ELEMENTARY SCHOOL has a diversity index of 47%, compared with 70% for all US public school students.

The teaching staff at ASTUMBO ELEMENTARY SCHOOL is 26 full-time-equivalent teachers, and the ratio is 14.5:1. That ratio is under the 15.5:1 average for elementary schools in Guam.

Nearest public school: ASTUMBO MIDDLE SCHOOL, less than a tenth of a mile away. The five-mile area around ASTUMBO ELEMENTARY SCHOOL holds at least 8 other public schools.

The school's locale code, Suburb: Mid-size, means it is in a suburban area outside a principal city, within an urbanized area with a population between 100,000 and 250,000.

ASTUMBO ELEMENTARY SCHOOL had 475 students in 2020-21 and 376 in 2024-25, a 21% decrease. The student-to-teacher ratio rose from 12.8:1 in 2020-21 to 14.5:1 in 2024-25.

The allk12 site hosts a discussion page for ASTUMBO ELEMENTARY SCHOOL covering things like enrollment questions, class placement, and PTA news. Posting is open to anyone connected to the school.

Quick facts

School name
ASTUMBO ELEMENTARY SCHOOL
District
Guam Department of Education
Address
255 CHALAN HACHON, DEDEDO, GU 96929
Phone
(671) 635-4363
County
Guam
Level
Elementary
Grade range
PK–05
Total enrollment
376
Teachers (FTE)
26
Student–teacher ratio
14.5:1
Locale
22-Suburb: Mid-size
NCES ID
660000200043
Charter school
No
Virtual school
No

Related schools

Other schools in Guam Department of Education
Other schools in DEDEDO
Nearby schools

Frequently asked questions

About ASTUMBO ELEMENTARY SCHOOL
What is the total enrollment at ASTUMBO ELEMENTARY SCHOOL?
ASTUMBO ELEMENTARY SCHOOL enrolls approximately 376 students in grades PK-05.
Is ASTUMBO ELEMENTARY SCHOOL an elementary, middle, or high school?
ASTUMBO ELEMENTARY SCHOOL is an elementary school covering grades PK-05.
How many teachers does ASTUMBO ELEMENTARY SCHOOL have?
ASTUMBO ELEMENTARY SCHOOL employs 26 FTE teachers, for a student-to-teacher ratio of 14.5:1.
What is the student diversity at ASTUMBO ELEMENTARY SCHOOL?
Student demographics at ASTUMBO ELEMENTARY SCHOOL are roughly 1% White, 23% Asian, 8% Two or more.
What district is ASTUMBO ELEMENTARY SCHOOL in?
ASTUMBO ELEMENTARY SCHOOL is part of Guam Department of Education.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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